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⛽ Filter smarter, drive stronger — don’t let dirt slow your Duramax down!
Doc's Diesel Fuel Filter DGF429 is a high-efficiency 3 micron filter designed specifically for Chevrolet and GMC Duramax 2500HD and 3500HD trucks (2017-2025). It replaces multiple OEM filters including AC/Delco TP1015, ensuring a perfect fit and superior contaminant removal to protect your fuel system, improve acceleration, and boost fuel economy. Built with a durable carbon steel shell and complete with installation o-rings, this filter is engineered for reliable, long-lasting performance.
| ASIN | B08L6X4X51 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #7,639 in Automotive ( See Top 100 in Automotive ) #30 in Automotive Replacement Fuel Filters |
| Brand | Doc's Auto Parts |
| Brand Name | Doc's Auto Parts |
| Compatible with Vehicle Type | Truck |
| Customer Reviews | 4.8 out of 5 stars 514 Reviews |
| Item Weight | 0.38 Kilograms |
| Manufacturer | Doc's Auto Parts |
| Manufacturer Part Number | DFD429 |
| OEM Equivalent Part Number | AC/Delco TP1015, Wix WF10451, Premium Guard DF99173, Purolator F21393 |
| Outer Material | Carbon Steel |
| Product Grade | Replacement Part |
| Style | Modern |
| Style Name | Modern |
| Unit Count | 1.0 Count |
| Vehicle Service Type | Truck |
T**.
Great quality
The quality is very high and came with gaskets that fit perfectly. This is an easy diesel filter change. Would recommend and have used before.
M**T
Great filtration
Good quality works great!
J**U
Oem replacement
Perfect fit and finish. Just works and is a great price.
D**H
Very good filter
Better filter than what your oil change place uses!
T**Y
Save Money, Do It Yourself. It’s Easy & Quick
Filter was perfect fit. I’m no mechanic, took me about 5mins to do the swap out. Saved myself $120 labor from my local dealership.
T**S
Compatible
Easy change out minimal mess
D**L
super easy to change
Fit my 2025 GMC 1500 perfectly, also cleared code P0087. It took less than 5 minutes to change; you will need a 36mm socket.
G**R
Best filters you can buy
Best filters you can buy
R**L
Duramax fuel filter
Works perfect
A**R
Great transaction
Good
A**R
Was as it should b
Great
C**C
Decent
Feels a little cheaper than OEM but seems to work?
R**E
Filter easy to install.
Fuel filter installed easily. No problem to date.
Trustpilot
2 weeks ago
2 weeks ago